1745631

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:972

約数の個数: 20

約数和(自身を含む): 2723952

約数和(自身を除く): 978321

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 937, 1863, 2811, 8433, 21551, 25299, 64653, 75897, 193959, 581877, 1745631]

約数ペア:

[(1, 1745631), (3, 581877), (9, 193959), (23, 75897), (27, 64653), (69, 25299), (81, 21551), (207, 8433), (621, 2811), (937, 1863)]